A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher con…
Exact source revision recorded 6 Nov 2026 19:05:43 UTC. It does not establish the source's current position. Latest evidence.
euvd · EUVD-2026-39594
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datePublished: Jun 25, 2026, 11:23:23 PM
dateUpdated: Jun 26, 2026, 2:58:48 PM
1 related source bulletins · separate from aliases
msrc_CVE-2026-13218: Kubevirt: kubevirt: symlink following in writetocachedfile allows host file overwrite from virt-launcher
CVE-2026-13218
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